Senior AI Backend Platform Engineer

Job overview

The Senior AI Backend Platform Engineer role is onsite in Saint Louis, MO, and pays $52–$55 per hour. The position is a W-2 contract through ZipStaff and supports enterprise AI and knowledge-management platforms for a major energy and utilities organization. The engineer designs, builds, deploys, monitors, and supports backend services, primarily for a Node.js and TypeScript content management system and also for Python-based AI services. The work enables scalable APIs and secure access to enterprise knowledge while supporting reliable production systems.

What you'll do

• Design, build, deploy, monitor, and support production backend services
• develop and maintain REST APIs for content management, retrieval, and integrations
• enhance a Node.js and TypeScript CMS
• contribute to Python services supporting AI applications
• build reusable services and patterns
• review code
• troubleshoot production systems
• collaborate with AI engineers, architects, and product teams
• and maintain technical documentation and API specifications.

What we're looking for

Skills & competencies

senior ai backend platform engineer

contract

onsite

saint louis mo

zipstaff

$52–$55/hour

node.js

typescript

python

aws

rest apis

content management system

ai platforms

Work arrangement

• Weekend coverage required

Why this role

Requires 5+ years of software engineering experience, Node.js and TypeScript, production AWS experience, REST API and backend service experience, and ability to work onsite in St. Louis. No sponsorship now or in the future.

About the employer

ZipStaff Inc. is hiring for this role. Industry: Temporary Help Services. Sector: 56.